Home / 5,605.26-8,408.81-1,708.75

Finding the Fourth Proportional to 5,605.26, 8,408.81 and 1,708.75

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Solution

The fourth proportional to 5,605.26, 8,408.81 and 1,708.75 is: 2,563.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.26 : 8,408.81 = 1,708.75 : x
  2. Step 2: Convert to fraction form
    5,605.26/8,408.81 = 1,708.75/x
  3. Step 3: Cross multiply
    5,605.26x = 8,408.81 × 1,708.75
  4. Step 4: Simplify right side
    5,605.26x = 14,368,554.09
  5. Step 5: Solve for x
    x = 14,368,554.09/5,605.26
  6. Step 6: Final answer
    x = 2,563.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.